bcm2835-bootfiles: Bump the firmware revision
bcm2835-bootfiles: Bump the firmware revision

* Pull in a newer firmware revision (0ac68c 7th Jan 2013) from
  https://github.com/raspberrypi/firmware for various fixes and
  improvements

Signed-off-by: Jan Schmidt <def0dbdcd55cbd155ceb01f88cf85ce025345ce8@noraisin.net>
Signed-off-by: Andrei Gherzan <8dc7c09356db0b1762fb140617d7375c0a5a4131@gherzan.ro>

sarnold/meta-alt-desktop-extras,sarnold/meta-alt-desktop-extras,sarnold/meta-alt-desktop-extras